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10631021112252 = 2233311213162989
BaseRepresentation
bin1001101010110011101000…
…1111001010101110111100
31101122022112010210002101000
42122230322033022232330
52343134312401043002
634335453525250300
72145031420322652
oct232547217125674
941568463702330
1010631021112252
1134296552a4372
121238443563990
135c166889a748
1428a7892a2dd2
1513680d38b61c
hex9ab3a3cabbc

10631021112252 has 48 divisors (see below), whose sum is σ = 27562800938400. Its totient is φ = 3543558716160.

The previous prime is 10631021112251. The next prime is 10631021112253. The reversal of 10631021112252 is 25221112013601.

It is a happy number.

10631021112252 is a `hidden beast` number, since 1 + 0 + 631 + 0 + 2 + 1 + 1 + 1 + 2 + 25 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (10631021112251) and next prime (10631021112253).

It is a super-2 number, since 2×106310211122522 (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10631021112251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1779574 + ... + 4942562.

It is an arithmetic number, because the mean of its divisors is an integer number (574225019550).

Almost surely, 210631021112252 is an apocalyptic number.

10631021112252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10631021112252 is an abundant number, since it is smaller than the sum of its proper divisors (16931779826148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10631021112252 is a wasteful number, since it uses less digits than its factorization.

10631021112252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3194123 (or 3194115 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

Adding to 10631021112252 its reverse (25221112013601), we get a palindrome (35852133125853).

The spelling of 10631021112252 in words is "ten trillion, six hundred thirty-one billion, twenty-one million, one hundred twelve thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 31121 62242 93363 124484 186726 280089 373452 560178 840267 1120356 1680534 3162989 3361068 6325978 9488967 12651956 18977934 28466901 37955868 56933802 85400703 113867604 170801406 341602812 98435380669 196870761338 295306142007 393741522676 590612284014 885918426021 1181224568028 1771836852042 2657755278063 3543673704084 5315510556126 10631021112252